dt-bindings: backlight: rt4831: Add the new ocp level property

Add 'richtek,bled-ocp-microamp' property to make it chooseable.

The wrong backlight ocp level may affect the backlight channel output
current smaller than configured.

Signed-off-by: ChiYuan Huang <[email protected]>
Reviewed-by: Daniel Thompson <[email protected]>
Reviewed-by: Krzysztof Kozlowski <[email protected]>
Signed-off-by: Lee Jones <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
1 file changed